Respuesta :
Answer:
Option A. [tex]37.5\ cm^{2}[/tex]
Step-by-step explanation:
we know that
The surface area of a cube is equal to
[tex]SA=6(b)^{2}[/tex]
where
b is the length side of the cube
In this problem we have
[tex]b=2.5\ cm[/tex]
substitute the value in the formula
[tex]SA=6(2.5)^{2}=37.5\ cm^{2}[/tex]
Answer:
if i had to say i would say B. 15 sq cm
Step-by-step explanation: